java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label40_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 07:29:56,875 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 07:29:56,877 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 07:29:56,891 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 07:29:56,891 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 07:29:56,893 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 07:29:56,894 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 07:29:56,896 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 07:29:56,897 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 07:29:56,898 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 07:29:56,899 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 07:29:56,899 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 07:29:56,900 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 07:29:56,901 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 07:29:56,903 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 07:29:56,903 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 07:29:56,904 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 07:29:56,906 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 07:29:56,908 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 07:29:56,910 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 07:29:56,911 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 07:29:56,912 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 07:29:56,917 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 07:29:56,917 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 07:29:56,920 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 07:29:56,921 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 07:29:56,922 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 07:29:56,926 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 07:29:56,927 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 07:29:56,931 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 07:29:56,932 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 07:29:56,933 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-27 07:29:56,937 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-27 07:29:56,968 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 07:29:56,969 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 07:29:56,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 07:29:56,970 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 07:29:56,970 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 07:29:56,971 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 07:29:56,971 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 07:29:56,971 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 07:29:56,971 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 07:29:56,971 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 07:29:56,972 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 07:29:56,972 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 07:29:56,972 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 07:29:56,972 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 07:29:56,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 07:29:56,974 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 07:29:56,974 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 07:29:56,974 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 07:29:56,974 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 07:29:56,975 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 07:29:56,975 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 07:29:56,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 07:29:56,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 07:29:56,975 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 07:29:56,976 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 07:29:56,977 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 07:29:56,978 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 07:29:56,978 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 07:29:56,978 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 07:29:56,978 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 07:29:56,978 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 07:29:56,979 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 07:29:56,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 07:29:56,979 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 07:29:56,980 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 07:29:56,980 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 07:29:57,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 07:29:57,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 07:29:57,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 07:29:57,045 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 07:29:57,046 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 07:29:57,047 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-10-27 07:29:57,109 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/380b6e9b4/a545d49f83be4867981d9dbe38ba1b9f/FLAGe2db60ec1 [2018-10-27 07:29:57,746 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 07:29:57,749 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-10-27 07:29:57,771 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/380b6e9b4/a545d49f83be4867981d9dbe38ba1b9f/FLAGe2db60ec1 [2018-10-27 07:29:57,795 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/380b6e9b4/a545d49f83be4867981d9dbe38ba1b9f [2018-10-27 07:29:57,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 07:29:57,810 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 07:29:57,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 07:29:57,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 07:29:57,815 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 07:29:57,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:29:57" (1/1) ... [2018-10-27 07:29:57,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0d0dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:57, skipping insertion in model container [2018-10-27 07:29:57,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:29:57" (1/1) ... [2018-10-27 07:29:57,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 07:29:57,912 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 07:29:58,355 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 07:29:58,360 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 07:29:58,520 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 07:29:58,548 INFO L193 MainTranslator]: Completed translation [2018-10-27 07:29:58,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58 WrapperNode [2018-10-27 07:29:58,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 07:29:58,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 07:29:58,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 07:29:58,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 07:29:58,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 07:29:58,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 07:29:58,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 07:29:58,806 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 07:29:58,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... [2018-10-27 07:29:58,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 07:29:58,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 07:29:58,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 07:29:58,914 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 07:29:58,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 07:29:58,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 07:29:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 07:29:58,986 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 07:29:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 07:29:58,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 07:29:58,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 07:29:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 07:29:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 07:30:02,065 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 07:30:02,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:30:02 BoogieIcfgContainer [2018-10-27 07:30:02,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 07:30:02,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 07:30:02,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 07:30:02,071 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 07:30:02,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 07:29:57" (1/3) ... [2018-10-27 07:30:02,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f31ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:30:02, skipping insertion in model container [2018-10-27 07:30:02,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:29:58" (2/3) ... [2018-10-27 07:30:02,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f31ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:30:02, skipping insertion in model container [2018-10-27 07:30:02,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:30:02" (3/3) ... [2018-10-27 07:30:02,076 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label40_true-unreach-call.c [2018-10-27 07:30:02,086 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 07:30:02,097 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 07:30:02,115 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 07:30:02,153 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 07:30:02,154 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 07:30:02,154 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 07:30:02,154 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 07:30:02,154 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 07:30:02,154 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 07:30:02,155 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 07:30:02,155 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 07:30:02,183 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-10-27 07:30:02,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-27 07:30:02,194 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:30:02,195 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:30:02,197 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:30:02,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:30:02,203 INFO L82 PathProgramCache]: Analyzing trace with hash -114412468, now seen corresponding path program 1 times [2018-10-27 07:30:02,205 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:30:02,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:02,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:30:02,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:02,254 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:30:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:30:02,713 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 07:30:02,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:30:02,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:30:02,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 07:30:02,788 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:30:02,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 07:30:02,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 07:30:02,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 07:30:02,823 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-10-27 07:30:04,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:30:04,616 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-10-27 07:30:04,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 07:30:04,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2018-10-27 07:30:04,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:30:04,639 INFO L225 Difference]: With dead ends: 574 [2018-10-27 07:30:04,639 INFO L226 Difference]: Without dead ends: 356 [2018-10-27 07:30:04,647 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 07:30:04,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-10-27 07:30:04,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-10-27 07:30:04,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-10-27 07:30:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 609 transitions. [2018-10-27 07:30:04,775 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 609 transitions. Word has length 56 [2018-10-27 07:30:04,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:30:04,776 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 609 transitions. [2018-10-27 07:30:04,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 07:30:04,777 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 609 transitions. [2018-10-27 07:30:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-27 07:30:04,792 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:30:04,793 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:30:04,793 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:30:04,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:30:04,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1891989940, now seen corresponding path program 1 times [2018-10-27 07:30:04,795 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:30:04,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:04,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:30:04,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:04,797 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:30:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:30:05,201 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:30:05,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:30:05,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 07:30:05,202 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:30:05,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 07:30:05,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 07:30:05,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 07:30:05,205 INFO L87 Difference]: Start difference. First operand 356 states and 609 transitions. Second operand 6 states. [2018-10-27 07:30:06,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:30:06,844 INFO L93 Difference]: Finished difference Result 867 states and 1507 transitions. [2018-10-27 07:30:06,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 07:30:06,845 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 130 [2018-10-27 07:30:06,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:30:06,851 INFO L225 Difference]: With dead ends: 867 [2018-10-27 07:30:06,851 INFO L226 Difference]: Without dead ends: 517 [2018-10-27 07:30:06,854 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 07:30:06,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-10-27 07:30:06,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 508. [2018-10-27 07:30:06,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2018-10-27 07:30:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 831 transitions. [2018-10-27 07:30:06,891 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 831 transitions. Word has length 130 [2018-10-27 07:30:06,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:30:06,892 INFO L481 AbstractCegarLoop]: Abstraction has 508 states and 831 transitions. [2018-10-27 07:30:06,892 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 07:30:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 831 transitions. [2018-10-27 07:30:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-27 07:30:06,897 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:30:06,897 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:30:06,898 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:30:06,898 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:30:06,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1956884576, now seen corresponding path program 1 times [2018-10-27 07:30:06,898 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:30:06,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:06,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:30:06,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:06,900 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:30:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:30:07,225 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 07:30:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:30:07,323 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:30:07,323 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:30:07,324 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 137 with the following transitions: [2018-10-27 07:30:07,326 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-27 07:30:07,374 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:30:07,374 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:30:08,082 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:30:08,085 INFO L272 AbstractInterpreter]: Visited 88 different actions 168 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-10-27 07:30:08,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:30:08,132 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:30:08,132 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:30:08,133 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 07:30:08,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:30:08,148 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:30:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:30:08,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:30:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:30:08,495 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:30:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:30:08,859 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-27 07:30:08,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-10-27 07:30:08,860 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:30:08,860 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 07:30:08,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 07:30:08,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-10-27 07:30:08,861 INFO L87 Difference]: Start difference. First operand 508 states and 831 transitions. Second operand 3 states. [2018-10-27 07:30:10,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:30:10,473 INFO L93 Difference]: Finished difference Result 1448 states and 2464 transitions. [2018-10-27 07:30:10,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 07:30:10,474 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2018-10-27 07:30:10,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:30:10,482 INFO L225 Difference]: With dead ends: 1448 [2018-10-27 07:30:10,482 INFO L226 Difference]: Without dead ends: 946 [2018-10-27 07:30:10,486 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 271 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-10-27 07:30:10,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2018-10-27 07:30:10,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 946. [2018-10-27 07:30:10,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-10-27 07:30:10,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1566 transitions. [2018-10-27 07:30:10,533 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1566 transitions. Word has length 136 [2018-10-27 07:30:10,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:30:10,534 INFO L481 AbstractCegarLoop]: Abstraction has 946 states and 1566 transitions. [2018-10-27 07:30:10,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 07:30:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1566 transitions. [2018-10-27 07:30:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-27 07:30:10,539 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:30:10,540 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:30:10,540 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:30:10,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:30:10,541 INFO L82 PathProgramCache]: Analyzing trace with hash 767437031, now seen corresponding path program 1 times [2018-10-27 07:30:10,541 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:30:10,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:10,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:30:10,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:10,542 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:30:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:30:10,819 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 07:30:11,200 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:30:11,200 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:30:11,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 07:30:11,201 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:30:11,202 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 07:30:11,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 07:30:11,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 07:30:11,202 INFO L87 Difference]: Start difference. First operand 946 states and 1566 transitions. Second operand 6 states. [2018-10-27 07:30:14,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:30:14,633 INFO L93 Difference]: Finished difference Result 2484 states and 4235 transitions. [2018-10-27 07:30:14,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 07:30:14,636 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 169 [2018-10-27 07:30:14,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:30:14,650 INFO L225 Difference]: With dead ends: 2484 [2018-10-27 07:30:14,651 INFO L226 Difference]: Without dead ends: 1544 [2018-10-27 07:30:14,659 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 07:30:14,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1544 states. [2018-10-27 07:30:14,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1544 to 1515. [2018-10-27 07:30:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1515 states. [2018-10-27 07:30:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1515 states and 2291 transitions. [2018-10-27 07:30:14,712 INFO L78 Accepts]: Start accepts. Automaton has 1515 states and 2291 transitions. Word has length 169 [2018-10-27 07:30:14,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:30:14,713 INFO L481 AbstractCegarLoop]: Abstraction has 1515 states and 2291 transitions. [2018-10-27 07:30:14,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 07:30:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2291 transitions. [2018-10-27 07:30:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-27 07:30:14,718 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:30:14,719 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:30:14,719 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:30:14,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:30:14,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1941293108, now seen corresponding path program 1 times [2018-10-27 07:30:14,719 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:30:14,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:14,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:30:14,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:14,721 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:30:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:30:14,955 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:30:14,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:30:14,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 07:30:14,956 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:30:14,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 07:30:14,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 07:30:14,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-27 07:30:14,957 INFO L87 Difference]: Start difference. First operand 1515 states and 2291 transitions. Second operand 5 states. [2018-10-27 07:30:16,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:30:16,954 INFO L93 Difference]: Finished difference Result 4153 states and 6380 transitions. [2018-10-27 07:30:16,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 07:30:16,961 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 174 [2018-10-27 07:30:16,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:30:16,979 INFO L225 Difference]: With dead ends: 4153 [2018-10-27 07:30:16,979 INFO L226 Difference]: Without dead ends: 2644 [2018-10-27 07:30:16,991 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-10-27 07:30:16,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2644 states. [2018-10-27 07:30:17,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2644 to 2402. [2018-10-27 07:30:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2402 states. [2018-10-27 07:30:17,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2402 states and 3561 transitions. [2018-10-27 07:30:17,080 INFO L78 Accepts]: Start accepts. Automaton has 2402 states and 3561 transitions. Word has length 174 [2018-10-27 07:30:17,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:30:17,080 INFO L481 AbstractCegarLoop]: Abstraction has 2402 states and 3561 transitions. [2018-10-27 07:30:17,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 07:30:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 3561 transitions. [2018-10-27 07:30:17,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-27 07:30:17,095 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:30:17,095 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:30:17,095 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:30:17,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:30:17,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1191040136, now seen corresponding path program 1 times [2018-10-27 07:30:17,096 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:30:17,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:17,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:30:17,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:30:17,098 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:30:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:30:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-27 07:30:17,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:30:17,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 07:30:17,390 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:30:17,391 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 07:30:17,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 07:30:17,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:30:17,392 INFO L87 Difference]: Start difference. First operand 2402 states and 3561 transitions. Second operand 4 states. [2018-10-27 07:30:19,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:30:19,159 INFO L93 Difference]: Finished difference Result 7718 states and 12278 transitions. [2018-10-27 07:30:19,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 07:30:19,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 240 [2018-10-27 07:30:19,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:30:19,161 INFO L225 Difference]: With dead ends: 7718 [2018-10-27 07:30:19,161 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 07:30:19,200 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:30:19,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 07:30:19,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 07:30:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 07:30:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 07:30:19,201 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 240 [2018-10-27 07:30:19,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:30:19,202 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 07:30:19,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 07:30:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 07:30:19,202 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 07:30:19,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 07:30:19,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:30:19,452 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-27 07:30:19,842 WARN L179 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 22 [2018-10-27 07:30:19,987 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 26 [2018-10-27 07:30:20,157 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 07:30:20,158 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-10-27 07:30:20,158 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 07:30:20,158 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-27 07:30:20,158 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,158 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,158 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-27 07:30:20,159 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 151) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-27 07:30:20,160 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-27 07:30:20,161 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-27 07:30:20,162 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-27 07:30:20,163 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,164 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-27 07:30:20,165 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,166 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-27 07:30:20,167 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,168 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-27 07:30:20,169 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,170 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-27 07:30:20,171 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-27 07:30:20,172 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-27 07:30:20,173 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (= 2 |old(~a10~0)|)) (.cse0 (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)))) (and (or .cse0 .cse1 (<= |old(~a1~0)| 38)) (or (< |old(~a10~0)| 1) (= 10 |old(~a19~0)|) .cse0) (or .cse1 (= 8 |old(~a19~0)|) .cse0))) [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,174 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-27 07:30:20,175 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-27 07:30:20,176 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-27 07:30:20,177 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 07:30:20,178 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (not (= ~a10~0 2)) (<= ~a1~0 23) (not (= ~a19~0 10)) (not (= ~a19~0 8))) [2018-10-27 07:30:20,178 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 07:30:20,178 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 07:30:20,179 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|)) [2018-10-27 07:30:20,179 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-10-27 07:30:20,179 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and (< 38 ~a1~0) .cse0) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and .cse0 (<= 1 ~a10~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-10-27 07:30:20,179 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-10-27 07:30:20,179 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-27 07:30:20,179 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-27 07:30:20,180 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and (< 38 ~a1~0) .cse0) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and .cse0 (<= 1 ~a10~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-10-27 07:30:20,180 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-10-27 07:30:20,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 07:30:20 BoogieIcfgContainer [2018-10-27 07:30:20,194 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 07:30:20,195 INFO L168 Benchmark]: Toolchain (without parser) took 22386.01 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -880.1 MB). Peak memory consumption was 197.8 MB. Max. memory is 7.1 GB. [2018-10-27 07:30:20,196 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 07:30:20,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-27 07:30:20,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.68 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 729.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -814.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2018-10-27 07:30:20,198 INFO L168 Benchmark]: Boogie Preprocessor took 106.96 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 07:30:20,199 INFO L168 Benchmark]: RCFGBuilder took 3153.26 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 120.5 MB). Peak memory consumption was 120.5 MB. Max. memory is 7.1 GB. [2018-10-27 07:30:20,199 INFO L168 Benchmark]: TraceAbstraction took 18126.48 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 348.1 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -228.3 MB). Peak memory consumption was 119.8 MB. Max. memory is 7.1 GB. [2018-10-27 07:30:20,204 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 737.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 255.68 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 729.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -814.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.96 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3153.26 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 120.5 MB). Peak memory consumption was 120.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18126.48 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 348.1 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -228.3 MB). Peak memory consumption was 119.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 151]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((((38 < a1 && !(a19 == 10)) || \old(a1) < 23) || 10 == \old(a19)) || 2 == \old(a10)) || (!(a19 == 10) && 1 <= a10)) || 8 == \old(a19)) || 23 < \old(a1)) || (!(a10 == 2) && !(a19 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 18.0s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 12.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1009 SDtfs, 2897 SDslu, 476 SDs, 0 SdLazy, 4805 SolverSat, 1020 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 320 GetRequests, 283 SyntacticMatches, 9 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2402occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.8s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 280 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 57 PreInvPairs, 103 NumberOfFragments, 198 HoareAnnotationTreeSize, 57 FomulaSimplifications, 1392 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1061 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1041 NumberOfCodeBlocks, 1041 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1169 ConstructedInterpolants, 0 QuantifiedInterpolants, 541197 SizeOfPredicates, 2 NumberOfNonLiveVariables, 275 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 455/463 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...